Timothy S. Callahan
Advisory Board Member
Mr. Callahan is an accomplished life-sciences operating executive and board member with over 25 years of experience in the biopharma industry, most recently with Actavis plc (now Allergan). Mr. Callahan served as Senior Vice President of Commercial Operations at Actavis plc (now Allergan plc) working in Gastroenterology, Women’s Health, Urology, Dermatology, and other specialty markets. Mr. Callahan served as Vice President of International Brands & Biologics Marketing at Actavis (formerly Watson) Mr. Callahan has served as Vice President of Sales & Marketing for the Nephrology division. Previously, Mr. Callahan served in leadership positions with Watson Pharmaceuticals and Schein Pharmaceutical. Mr. Calahan has been an Independent Director of Synergy Pharmaceuticals. His education was at Cornell University.